DE4016420C2 - Phasenverkoppelter Hilfsträger-Regenerator - Google Patents

Phasenverkoppelter Hilfsträger-Regenerator

Info

Publication number
DE4016420C2
DE4016420C2 DE4016420A DE4016420A DE4016420C2 DE 4016420 C2 DE4016420 C2 DE 4016420C2 DE 4016420 A DE4016420 A DE 4016420A DE 4016420 A DE4016420 A DE 4016420A DE 4016420 C2 DE4016420 C2 DE 4016420C2
Authority
DE
Germany
Prior art keywords
signal
pulse
frequency
phase
counter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE4016420A
Other languages
German (de)
English (en)
Other versions
DE4016420A1 (de
Inventor
Shinichi Shiratsuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RCA Licensing Corp
Original Assignee
RCA Licensing Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Publication of DE4016420A1 publication Critical patent/DE4016420A1/de
Application granted granted Critical
Publication of DE4016420C2 publication Critical patent/DE4016420C2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/89—Time-base error compensation
    • H04N9/896—Time-base error compensation using a digital memory with independent write-in and read-out clock generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/44—Colour synchronisation
    • H04N9/45—Generation or recovery of colour sub-carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Television Systems (AREA)
DE4016420A 1989-05-26 1990-05-22 Phasenverkoppelter Hilfsträger-Regenerator Expired - Lifetime DE4016420C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1131715A JP2896901B2 (ja) 1989-05-26 1989-05-26 位相固定された副搬送波再生回路

Publications (2)

Publication Number Publication Date
DE4016420A1 DE4016420A1 (de) 1990-11-29
DE4016420C2 true DE4016420C2 (de) 2002-08-01

Family

ID=15064508

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4016420A Expired - Lifetime DE4016420C2 (de) 1989-05-26 1990-05-22 Phasenverkoppelter Hilfsträger-Regenerator

Country Status (7)

Country Link
US (1) US5021872A (ko)
JP (1) JP2896901B2 (ko)
KR (1) KR0147851B1 (ko)
CA (1) CA2016463C (ko)
DE (1) DE4016420C2 (ko)
FR (1) FR2647620B1 (ko)
GB (1) GB2234123B (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5583562A (en) * 1993-12-03 1996-12-10 Scientific-Atlanta, Inc. System and method for transmitting a plurality of digital services including imaging services
US5621472A (en) * 1994-04-01 1997-04-15 Apple Computer, Inc. System for inexpensive phase coherent subcarrier generation
US6008858A (en) * 1996-12-06 1999-12-28 Ati Technologies, Inc Video timing generation
US6313772B1 (en) 1999-08-24 2001-11-06 Thomson Licensing S.A. Complex carrier signal generator for determining cyclic wave shape
US7336748B2 (en) * 2003-12-23 2008-02-26 Teradyne, Inc. DDS circuit with arbitrary frequency control clock

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4316219A (en) * 1980-07-17 1982-02-16 Rca Corporation Synchronizing circuit adaptable for various TV standards
US4385395A (en) * 1980-04-22 1983-05-24 Sony Corporation Bit clock reproducing circuit
US5025309A (en) * 1987-09-14 1991-06-18 Rca Licensing Corporation Extended definition widescreen television signal processing system

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1455821A (en) * 1972-11-02 1976-11-17 British Broadcasting Corp Generation and monitoring of freuqencies related by a rational ratio
JPS57142093A (en) * 1981-02-27 1982-09-02 Toshiba Corp Digital chrominance signal generator
US4541061A (en) * 1982-10-13 1985-09-10 Minnesota Mining And Manufacturing Company Data clocking circuitry for a scanning apparatus
GB2136247B (en) * 1983-02-04 1986-06-11 Sony Corp Digital pal colour television signal demodulators
US4614973A (en) * 1983-04-08 1986-09-30 Tektronix, Inc. Method and apparatus for generating timing pulses
US4670786A (en) * 1984-04-26 1987-06-02 Qsi Systems, Inc. Video-camera synchronizing system
EP0202015B1 (en) * 1985-04-12 1992-08-19 Tektronix, Inc. Digital phase-locked loops
US4628286A (en) * 1985-04-17 1986-12-09 Rca Corporation Digital frequency modulator
US4652832A (en) * 1985-07-05 1987-03-24 Motorola, Inc. Frequency resolution in a digital oscillator
US4635279A (en) * 1985-07-25 1987-01-06 Rca Corporation Arrangement for coherently generating sinusoids of different frequencies, and angle modulation data receiver using the arrangement
US4661850A (en) * 1986-01-31 1987-04-28 Rca Corporation Progressive scan television system with interlaced inter-field sum and difference components
JPS62189894A (ja) * 1986-02-17 1987-08-19 Hitachi Ltd 搬送波信号の多重，再生回路
US4694327A (en) * 1986-03-28 1987-09-15 Rca Corporation Digital phase locked loop stabilization circuitry using a secondary digital phase locked loop
US4694326A (en) * 1986-03-28 1987-09-15 Rca Corporation Digital phase locked loop stabilization circuitry including a secondary digital phase locked loop which may be locked at an indeterminate frequency
US4686560A (en) * 1986-05-30 1987-08-11 Rca Corporation Phase locked loop system including analog and digital components
US4719505A (en) * 1986-09-19 1988-01-12 M/A-Com Government Systems, Inc. Color burst regeneration
US4769691A (en) * 1987-03-02 1988-09-06 Rca Licensing Corporation Burst locked oscillator with side-lock protection
JP2584459B2 (ja) * 1987-10-15 1997-02-26 リーダー電子株式会社 複合映像信号のｓｃ／ｈ位相測定装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4385395A (en) * 1980-04-22 1983-05-24 Sony Corporation Bit clock reproducing circuit
US4316219A (en) * 1980-07-17 1982-02-16 Rca Corporation Synchronizing circuit adaptable for various TV standards
US5025309A (en) * 1987-09-14 1991-06-18 Rca Licensing Corporation Extended definition widescreen television signal processing system

Also Published As

Publication number Publication date
JPH0310589A (ja) 1991-01-18
KR0147851B1 (ko) 1998-09-15
KR900019487A (ko) 1990-12-24
FR2647620A1 (fr) 1990-11-30
FR2647620B1 (fr) 1994-01-14
GB2234123A (en) 1991-01-23
DE4016420A1 (de) 1990-11-29
GB2234123B (en) 1993-05-05
CA2016463A1 (en) 1990-11-26
JP2896901B2 (ja) 1999-05-31
GB9011755D0 (en) 1990-07-18
CA2016463C (en) 2001-01-30
US5021872A (en) 1991-06-04

Similar Documents

Publication Publication Date Title
DE2635039C2 (de) Fernsehübertragungssystem
DE2711992C3 (de) Anordnung zur Synchronisierung von aus mindestens zwei unsynchronen Quellen stammenden Videosignalen
DE69226943T2 (de) Zusatzvideodatentrenner
DE2711947C3 (de) Synchronisierschaltung für Videosignale
DE3119013C2 (de) Verfahren und Einrichtung zum Verschlüsseln von Videosignalen
DE2702453A1 (de) Farbfernsehsignal-verarbeitungsschaltung
DE2823635A1 (de) Synchronisiergenerator
DE2711948A1 (de) Fernsehsynchronisierschaltung
DE3342335A1 (de) Digitaler fernsehempfaenger mit analog/digital-umsetzer mit zeitmultiplex-verstaerker
DE2316260A1 (de) Vorrichtung zum erzeugen eines synchronsignals fuer eine fernsehanlage
DE2749493A1 (de) Signalgenerator
DE3905669C2 (de) Schaltungsanordnung zur Ableitung von Synchronsignalen aus einem digitalen Videosignal
DE4016420C2 (de) Phasenverkoppelter Hilfsträger-Regenerator
DE3817759C2 (ko)
AT393919B (de) Farbhilfstraegergenerator
DE2821774B2 (de) Synchronisationssignalgenerator
DE2808762A1 (de) Schaltkreisanordnung fuer die vertikale synchronisation eines fernsehempfaengers
EP0170325B1 (de) Schaltungsanordnung zur Erzeugung von Klemmimpulsen
AT375232B (de) Schaltungsanordnung zum aendern der zeitbasis eines informationssignals
DE3855210T2 (de) Vorrichtung zur kompatiblen Verriegelung des horizontalen Synchronimpulses mit dem PAL-Farbhilfsträger
DE3101119A1 (de) "anordnung zur farbbildsynchronisierung fuer zwei normen"
DE2155600C3 (de) Synchronisieranordnung für eine Fernsehabtasteinrichtung
DE2125865C3 (de) Schaltung zur Erzeugung des alternierenden Farbbezugsträgers in einem PAL-Farbfernsehempfänger
DE2516742A1 (de) Fernsehsystem
DE2547333C3 (de) Codier- und Decodierschaltung für ein Fernsehbildsignal

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8120 Willingness to grant licences paragraph 23
D2 Grant after examination
8364 No opposition during term of opposition